diff -r ad3b061a1c76 -r c0c324f0eeb5 plugins/gallery/sidebar.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/plugins/gallery/sidebar.php	Thu Jul 26 10:37:10 2007 -0400
@@ -0,0 +1,67 @@
+<?php
+
+/*
+ * Snapr
+ * Version 0.1 beta 1
+ * Copyright (C) 2007 Dan Fuhry
+ *
+ * This program is Free Software; you can redistribute and/or modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
+ */
+ 
+//
+// "Random Image" sidebar block
+//
+
+function gal_sidebar_block()
+{
+  global $db, $session, $paths, $template, $plugins; // Common objects
+  
+  $q = $db->sql_query('SELECT img_id,img_title FROM '.table_prefix.'gallery WHERE is_folder=0;');
+  if ( !$q )
+    $db->_die();
+  
+  $images = array();
+  while ( $row = $db->fetchrow() )
+  {
+    $id = intval($row['img_id']);
+    $images[$id] = $row['img_title'];
+  }
+  
+  // Loop through all gallery images until we find one we can read (typically on the first try, but you never know...)
+  $my_image = false;
+  while ( count($images) > 0 )
+  {
+    $rand = array_rand($images);
+    $image = $images[$rand];
+    $acl = $session->fetch_page_acl(strval($rand), 'Gallery');
+    if ( $acl->get_permissions('read') )
+    {
+      $my_image = $image;
+      break;
+    }
+    unset($images[$rand]);
+  }
+  if ( $my_image )
+  {
+    // Generate sidebar HTML
+    $image_link = '<div style="padding: 5px; text-align: center;">
+                     <a href="' . makeUrlNS('Gallery', $rand) . '">
+                       <img alt="&lt;thumbnail&gt;" src="' . makeUrlNS('Special', 'GalleryFetcher/thumb/' . $rand) . '" style="border-width: 0; display: block; margin: 0 auto 5px auto;" />
+                       <span style="color: black;">' . htmlspecialchars($my_image) . '</span>
+                     </a>
+                   </div>';
+  }
+  else
+  {
+    $image_link = 'No images in the gallery.';
+  }
+  $template->sidebar_widget('Random image', $image_link);
+}
+
+$plugins->attachHook('compile_template', 'gal_sidebar_block();');
+
+?>